mkisofs: add page (#1476)

pages/linux/mkisofs.md

@@ -0,0 +1,12 @@
+# mkisofs
+
+> Create ISO files from folders.
+> Also aliased as `genisoimage`.
+
+- Create an ISO from a folder:
+
+`mkisofs -o {{filename.iso}} {{path/to/source_folder}}`
+
+- Set the disc label when creating an ISO:
+
+`mkisofs -o {{filename.iso}} -V {{"label_name"}} {{path/to/source_folder}}`